void iupPlot::DrawBackgroundImage(cdCanvas* canvas) const
{
Ihandle* image = iupImageGetHandle(mBack.GetImage());
if (image)
{
double theScreenMinX = mAxisX.mTrafo->Transform(mBack.mImageMinX);
double theScreenMinY = mAxisY.mTrafo->Transform(mBack.mImageMinY);
double theScreenMaxX = mAxisX.mTrafo->Transform(mBack.mImageMaxX);
double theScreenMaxY = mAxisY.mTrafo->Transform(mBack.mImageMaxY);
double theScreenW = theScreenMaxX - theScreenMinX + 1;
double theScreenH = theScreenMaxY - theScreenMinY + 1;
int theX = iupPlotRound(theScreenMinX);
int theY = iupPlotRound(theScreenMinY);
int theW = iupPlotRound(theScreenW);
int theH = iupPlotRound(theScreenH);
cdIupDrawImage(canvas, image, theX, theY, theW, theH, 0, mBack.mColor);
}
}
static int iMatrixListDrawImageCol(Ihandle *ih, ImatrixListData* mtxList, int lin, int col, int x1, int x2, int y1, int y2, cdCanvas *cnv)
{
char* image_name;
int make_inactive = 0, itemactive, imageactive, imagevalue, showdelete,
active = iupdrvIsActive(ih), linedelete;
int lines_num = ih->data->lines.num;
Ihandle* image;
itemactive = IupGetIntId(ih, "ITEMACTIVE", lin);
imageactive = IupGetIntId(ih, "IMAGEACTIVE", lin);
imagevalue = IupGetIntId(ih, "IMAGEVALUE", lin);
showdelete = IupGetInt(ih, "SHOWDELETE");
linedelete = IupGetIntId(ih, "LINEDELETE", lin);
if (!active || !itemactive || !imageactive)
make_inactive = 1;
image_name = iupAttribGetId(ih, "IMAGE", lin);
if (!image_name)
{
char* attrib_name;
if (mtxList->editable)
{
if (lin == lines_num-1)
attrib_name = "IMAGEADD";
else
{
if (showdelete || linedelete)
attrib_name = "IMAGEDEL";
else
{
if (imagevalue)
attrib_name = "IMAGECHECK";
else
attrib_name = "IMAGEUNCHECK";
}
}
}
else
{
if (imagevalue)
attrib_name = "IMAGECHECK";
else
attrib_name = "IMAGEUNCHECK";
}
image_name = iupAttribGetStr(ih, attrib_name); /* this will check for the default values also */
}
image = iupImageGetHandle(image_name);
if (image)
{
int width = IupGetInt(image, "WIDTH");
int height = IupGetInt(image, "HEIGHT");
long bgcolor = cdIupConvertColor(IupGetAttributeId2(ih, "CELLBGCOLOR", lin, col));
/* Calc the image_name position */
int x = x2 - x1 - width;
int y = y1 - y2 - 1 - height;
x /= 2; x += x1;
y /= 2; y += y2;
cdIupDrawImage(cnv, image, x, y, 0, 0, make_inactive, bgcolor);
}
return IUP_DEFAULT; /* draw nothing more */
}